Dusky sergeant

The dusky sergeant (Abudefduf concolor),^[3] also known as the night sergeant, is a species of damselfish in the family Pomacentridae endemic to the eastern Pacific Ocean. The species can reach 19 cm (7.5 in) in total length.^[2]

Dusky sergeant
Conservation status
Least Concern  (IUCN 3.1)[1]
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Blenniiformes
Family:	Pomacentridae
Genus:	Abudefduf
Species:	A. concolor
Binomial name
Abudefduf concolor (Gill, 1862)
Synonyms[2]
Euschistodus concolor Gill, 1862 Nexilarius concolor (Gill, 1862) Pomacentrus robustus Günther, 1862

Geographic distribution

Abudefduf concolor is found in the Eastern Pacific, from El Salvador to Peru, including the Galapagos, Cocos and Malpelo Islands.^[1]

Ecology

Abudefduf concolor is a marine species found in shallow reef habitats, primarily rocky inshore reefs, at depths of up to 5 m (16 ft).^[1] It is an omnivorous fish that is also oviparous, with individuals forming pairs during breeding and males guarding and aerating eggs.^[2]